[INFO] fetching crate esp_idf 0.1.0...
[INFO] checking esp_idf-0.1.0 against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] extracting crate esp_idf 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate esp_idf 0.1.0 on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate esp_idf 0.1.0
[INFO] finished tweaking crates.io crate esp_idf 0.1.0
[INFO] tweaked toml for crates.io crate esp_idf 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 838e6198ecab856e6878ba915b8367a722eb840c14278f88e666b98fb4b00d5c
[INFO] running `"docker" "start" "-a" "838e6198ecab856e6878ba915b8367a722eb840c14278f88e666b98fb4b00d5c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking esp_idf_dev_sys v0.1.3
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking esp_idf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/mqtt.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn init(config: &esp_mqtt_client_config_t) -> Result<(), Error> {
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `StaGotIp` should have an upper case name
[INFO] [stderr]    --> src/event.rs:109:19
[INFO] [stderr]     |
[INFO] [stderr] 109 |         pub const StaGotIp: Event = Event::Ip(IpEvent::StaGotIp);
[INFO] [stderr]     |                   ^^^^^^^^ help: convert the identifier to upper case: `STA_GOT_IP`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `Any` should have an upper case name
[INFO] [stderr]    --> src/event.rs:113:19
[INFO] [stderr]     |
[INFO] [stderr] 113 |         pub const Any: Event = Event::Wifi(WifiEvent::Any);
[INFO] [stderr]     |                   ^^^ help: convert the identifier to upper case: `ANY`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/mqtt.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn init(config: &esp_mqtt_client_config_t) -> Result<(), Error> {
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: constant `StaGotIp` should have an upper case name
[INFO] [stderr]    --> src/event.rs:109:19
[INFO] [stderr]     |
[INFO] [stderr] 109 |         pub const StaGotIp: Event = Event::Ip(IpEvent::StaGotIp);
[INFO] [stderr]     |                   ^^^^^^^^ help: convert the identifier to upper case: `STA_GOT_IP`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `Any` should have an upper case name
[INFO] [stderr]    --> src/event.rs:113:19
[INFO] [stderr]     |
[INFO] [stderr] 113 |         pub const Any: Event = Event::Wifi(WifiEvent::Any);
[INFO] [stderr]     |                   ^^^ help: convert the identifier to upper case: `ANY`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.45s
[INFO] running `"docker" "inspect" "838e6198ecab856e6878ba915b8367a722eb840c14278f88e666b98fb4b00d5c"`
[INFO] running `"docker" "rm" "-f" "838e6198ecab856e6878ba915b8367a722eb840c14278f88e666b98fb4b00d5c"`
[INFO] [stdout] 838e6198ecab856e6878ba915b8367a722eb840c14278f88e666b98fb4b00d5c